<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>circle</title>
    <style>
        #print{
            width: 500px;
            height: 300px;
            position: relative;
            border: 1px solid #999;
        }
        #print div{
            position: absolute;
            transform: translate3d(-50%,-50%,0);
        }

    </style>
</head>
<body>
<svg id="print" xmlns="http://www.w3.org/2000/svg" >
    <defs></defs>
</svg>
</body>
<script src="3dball.js"></script>
</html>